Kolkata is the second largest city of India. Kolkata, the home to the Calcutta Stock Exchange—the second-largest bourse in India—is the main centre for business, commerce and finance of the eastern part of India, as well as of the northeastern states. Its nearness to river and sea, and hence its connection to the outside world and historical trade routes, has meant that it has developed as a major commercial centre.

Kolkata is a big, stylish city with a wide selection of evening entertainment on offer from the swish to the sleazy. Most of the kolkata city nightclubs and bars have a mix of music styles, with variations of reggae, blues, disco, trance, Hindi pop and remixed bhangra. Most nightclubs have a mix of music styles, with variations of reggae, blues, disco, hip hop, trance, Hindi pop and remixed bhangra (Punjabi dance music). Tollygunge Club, Dublin, Roxy and the Someplace Else are few of the best Kolkata Night clubs and Bars.